Your LEED certification toolkit and expert forum

LEEDuser helps you successfully complete your LEED project certification with tips, checklists, sample documentation, forums, and more.

Looking for help on a specific LEED credit? Browse for it here, or review all of the credits and prerequisites in these LEED rating systems:

  • LEED-NC: New Construction v2.2,
  • LEED-NC: New Construction v2009,
  • LEED-CS: Core and Shell v2009,
  • LEED-CI: Commercial Interiors v2009,
  • LEED-Schools v2009,
  • LEED-EBOM: Existing Buildings Operation and Maintenance v2009.
  • See all LEED version 4 (LEED v4) rating systems.
  • See all versions of all LEED rating systems.
  • Discussion Forum

    There are discussions happening on pages across this site, right in the thick of our content. If you don't find your topic, you can start your own discussion.

    Title Comments Most Recent Post Location
    RE: ASHRAE 90.1 2007 vs 2012
    in NC-v4: Minimum energy performance
    81 Regina Ng
    Thu, May 5, 2016
    RE: Regional Material for Reinforcement Steel
    in NC 2009 MRc5: Regional Materials
    324 Jon Clifford
    LEED-AP BD+C
    GREENSQUARE
    Thu, May 5, 2016
    RE: Paired bus route service
    in NC-v4: Access to quality transit
    12 Kimberly Schlaepfer
    Sustainability Coordinator LEED AP O+M, BD+C
    YR&G
    Thu, May 5, 2016
    Steam Kettles for Process Water Use
    in Retail–CI-v2009: Water use reduction
    6 David Hryvniak
    Research Assistant
    Sustainable Design Consulting, LLC
    Thu, May 5, 2016
    United States
    RE: Waste Stream Audit
    in EBOM-v4: Ongoing purchasing and waste policy
    14 Trevor Anderson
    Sustainability Consultant
    Steven Winter Associates
    Thu, May 5, 2016
    United States
    Outdoor Air Delivery Monitoring System for LEED CS building
    in CI-2009 IEQc1: Outdoor Air Delivery Monitoring
    43 Ronald Dean
    Sumac Inc.
    Thu, May 5, 2016
    Peru
    RE: ETo Unit
    in NC 2009 WEc1: Water Efficient Landscaping
    433 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M; CxA: Green Rater: EDGE Auditor
    Revitaliza Consultores
    Thu, May 5, 2016
    RE: ASHRAE HVAC Apps Handbook Equation, Table 2, and Walls
    in NC 2009 IEQc5: Indoor Chemical and Pollutant Source Control
    423 Dylan Connelly
    Mechanical Engineer
    Integral Group
    Thu, May 5, 2016
    Local code offers voluntary option for no parking
    in NC 2009 SSc4.4: Alternative Transportation—Parking Capacity
    349 Jeff Ross-Bain, PE, LEED Fellow
    Principal
    Ross-Bain Green Building
    Thu, May 5, 2016
    United States
    Plus 1 possible ID point
    in EBOM 2009 IEQc3.3: Green Cleaning—Purchase of Sustainable Cleaning Products and Materials
    151 Stephen Redding
    Vice President
    KCI
    Thu, May 5, 2016
    United States
    RE: Sea water exchanger heat pump, considere as renewable energy ?
    in NC 2009 EAc2: On-Site Renewable Energy
    260 Matthew Kozlowski
    Green Building Program Manager
    Cornell University
    Thu, May 5, 2016
    RE: Floor area - allowable difference between sim. model and PIf3
    in CS 2009 IEQc8.1: Daylight and Views—Daylight
    129 Todd Reed
    Daylight Designer
    7group
    Thu, May 5, 2016
    RE: Purpose behind the 60% RH parameter?
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    328 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Wed, May 4, 2016
    United States
    Definition of limited landscape opportunities
    in NC 2009 SSc5.1: Site Development—Protect or Restore Habitat
    265 Michelle Reott
    LEED AP® BD+C, ID+C, O+M, Managing Principal
    Earthly Ideas LLC, a LEED® Proven Provider™
    Wed, May 4, 2016
    Documentation DIBt AgBB - Wet applied product
    in NC-v4: Low emitting materials
    184 Charline Seytier
    CEO, Co-owner. LEED AP BD+C
    ThemaVerde, France
    Wed, May 4, 2016
    Title Comments Most Recent Post Location
    RE: Existing Conditions
    in NC-v4: Outdoor water use reduction
    22 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Tue, Apr 12, 2016
    RE: Case 1 vs Case 2
    in CI 2009 EAc3: Measurement and Verification
    164 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Apr 12, 2016
    RE: CUP in group project
    in CI 2009 EAc1.4: Optimize Energy Performance—Equipment and Appliances
    314 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Apr 12, 2016
    RE: Supplemental Documentation
    in NC-2009: Local food production
    30 Melissa Merryweather
    Director
    Green Consult-Asia
    Tue, Apr 12, 2016
    RE: What constitutes a "Master Plan"?
    in Schools 2009 SSc9: Site Master Plan
    22 John Stouffer
    Mon, Apr 11, 2016
    RE: Transportation Planning Handbook NCv4 LTc7
    in Hospitality-NC-v4: Reduced parking footprint
    2 Marilyn Specht
    Sustainability Consultant
    Integral Group
    Mon, Apr 11, 2016
    RE: Tenant metering
    in CS v4: Advanced energy metering
    2 Marcus Sheffer
    LEED Fellow
    7group
    Tue, Apr 19, 2016
    RE: FTE is linked to IEQc6.1 and IEQc6.2 - Healthcare buildings
    in NC 2009 IEQc6.2: Controllability of Systems—Thermal Comfort
    215 VICTOR MORENO
    TECHNICAL DIRECTOR
    ISOLANA AHORRO ENERGÉTICO SL
    Mon, Apr 11, 2016
    Spain
    RE: Tenant metering
    in NC-v4: Advanced energy metering
    20 Francis McNulty
    OCSC
    Mon, Apr 11, 2016
    Energy Star equipment
    in CI 2009 EAp2: Minimum Energy Performance
    537 mingyu Zhang
    energydesign
    Mon, Apr 11, 2016
    China
    RE: How to earn AP with specialty?
    in Healthcare-v4: LEED Accredited Professional
    5 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Apr 10, 2016
    RE: LEED Online Form
    in Healthcare-v4: Indoor air quality assessment
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Apr 10, 2016
    RE: ANY PRESENTATIONS DONE FOR NEW LEED FOR HOSPITALITY?
    in Hospitality-NC-v4: Minimum energy performance
    4 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Apr 10, 2016
    RE: Sustainable Site Prereq 2.1 Site Assessment NCv4 SSc1
    in Hospitality-NC-v4: Site assessment
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Apr 10, 2016
    RE: Data Center Energy Calculator Tool
    in Data Centers-NC-v4: Optimize energy performance
    6 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Apr 10, 2016
    RE: Data Center location restrictions
    in Data Centers-NC-v4: Surrounding density and diverse uses
    2 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Sun, Apr 10, 2016
    RE: Non potable water systems
    in NC-v4: Enhanced commissioning
    28 Gustavo De las Heras Izquierdo
    Arch. Eng. LEED AP BD+C; O+M; CxA: Green Rater: EDGE Auditor
    Revitaliza Consultores
    Sat, Apr 9, 2016
    n/a
    in NC 2009 IEQc4.1: Low-Emitting Materials—Adhesives and Sealants
    491 Donna Juselis
    LEED Consultant
    Commissioning WorCx
    Fri, Apr 8, 2016
    United States
    RE: Regional Priority credits worldwide
    in NC-v4: Regional priority
    8 Tristan Roberts
    LEED AP BD+C, Editorial Director – LEEDuser
    BuildingGreen, Inc.
    Fri, Apr 8, 2016
    RE: Cold Climate
    in NC 2009 SSc7.2: Heat Island Effect—Roof
    310 Summer Minchew
    LEED AP ID+C, O+M
    Ecoimpact Consulting
    Fri, Apr 8, 2016
    Title Comments Most Recent Post Location
    Norway - by LEEDUser Team
    Thu, Sep 18, 2014
    Sweden - by LEEDUser Team
    Thu, Sep 18, 2014
    United Kingdom - by LEEDUser Team
    Thu, Sep 18, 2014
    Argentina - by LEEDUser Team
    Thu, Sep 18, 2014
    Bolivia - by LEEDUser Team
    Thu, Sep 18, 2014
    Kuwait - by LEEDUser Team
    Thu, Sep 18, 2014
    Lebanon - by LEEDUser Team
    Thu, Sep 18, 2014
    Oman - by LEEDUser Team
    Thu, Sep 18, 2014
    Qatar - by LEEDUser Team
    Thu, Sep 18, 2014
    Saudi Arabia - by LEEDUser Team
    Thu, Sep 18, 2014
    Syria - by LEEDUser Team
    Thu, Sep 18, 2014
    Nicaragua - by LEEDUser Team
    Thu, Sep 18, 2014
    Panama - by LEEDUser Team
    Thu, Sep 18, 2014
    Saint Kitts and Nevis - by LEEDUser Team
    Thu, Sep 18, 2014
    Saint Lucia - by LEEDUser Team
    Thu, Sep 18, 2014
    Saint Vincent and the Grenadines - by LEEDUser Team
    Thu, Sep 18, 2014
    Trinidad and Tobago - by LEEDUser Team
    Thu, Sep 18, 2014
    Middle East - by LEEDUser Team
    Thu, Sep 18, 2014
    Bahrain - by LEEDUser Team
    Thu, Sep 18, 2014
    Egypt - by LEEDUser Team
    Thu, Sep 18, 2014
    Title Comments Most Recent Post Location
    RE: Laboratories - Appendix G Baseline System
    in NC 2009 EAp2: Minimum Energy Performance
    3,427 Marcus Sheffer
    LEED Fellow
    7group
    Mon, Mar 7, 2016
    RE: Form v05 & ANSI table C1 vs. v2009 Acoustic Calculator
    in Schools 2009 IEQp3: Minimum Acoustical Performance
    143 Daniel Hicks
    Daniel Hicks, E.I., INCE
    Geiler & Associates
    Mon, Mar 7, 2016
    INc2 LEED AP - Does LEED Fellow Count?
    in CI-v4: LEED Accredited Professional
    3 Mark Gelfo
    DIrector of Sustainability
    TLC Engineering for Archiecture
    Mon, Mar 7, 2016
    SSc 6.1 & 6.2 Quantity and Quality control
    in CS 2009 SSc6.1: Stormwater Design—Quantity Control
    41 Victor DaCosta
    Sun, Mar 6, 2016
    RE: street trees requirement
    in Pilot Credit 14: Walkable Streets
    122 Qiongwen Kong
    Intern Architect
    COOPER CARRY
    Fri, Mar 4, 2016
    RE: Compliance?
    in Pilot Credit 78: Design for active occupants
    112 Breffni O'Rourke
    Sustainable Knowledge Technician
    HOK
    Fri, Mar 4, 2016
    Painting/coating in tenant space
    in CS 2009 IEQc4.2: Low-Emitting Materials—Paints and Coatings
    107 Hieu Huynh
    Environmental Engineer, LEED AP BD+C
    Thu, Mar 3, 2016
    Vietnam
    Submitting for a CIR or LEED Interpretation
    in USGBC's New LEED Interpretations Similar to Old Precedent-Setting CIRs
    30 deborah lucking
    associate
    fentress architects
    Thu, Mar 3, 2016
    United States
    ACG Commissioning Certification
    in A Guide to Commissioning and Auditing Credentials
    1 Mike Southworth
    Senior Mechanical Engineer, Commissioning Authority
    GHD
    Thu, Mar 3, 2016
    United States
    WEc1 - We don't really have a "SITE" outside of the building env
    in Retail–NC-v2009: Water efficient landscaping
    1 Lou Niles
    Sustainability / LEED Specialist
    LPA, Inc.
    Thu, Mar 3, 2016
    United States
    Changes to Campus Boundary?
    in MPR3: Must use a reasonable site boundary
    232 David Gibney
    Technical Director for Sustainable Design
    M+W Group
    Wed, Mar 2, 2016
    United States
    Spreadsheet from USGBC is password protected
    in MPR6: Must commit to sharing whole-building energy and water usage data
    1 Keith Steurer
    Structural Engineer
    Shive-Hattery, Inc.
    Tue, Mar 1, 2016
    United States
    RE: Bicycle storage for whole building occupants, but no reservation
    in CI 2009 SSc3.2: Alternative Transportation—Bicycle Storage and Changing Rooms
    93 Rita Haberman
    Brightworks
    Tue, Mar 1, 2016
    SSc1 Path 12: EV Charging Stations
    in CI 2009 SSc1: Site Selection
    222 Alaina Ladner
    Designer
    Huntsman Architectural Group
    Tue, Mar 1, 2016
    United States
    Smoking Room, Smoking Cabin
    in NC 2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
    307 Gabriela Crespo
    CxA, LEED AP BD+C, O+M
    Revitaliza Consultores
    Mon, Feb 29, 2016
    Mexico
    RE: Purpose behind the 60% RH parameter?
    in NC 2009 IEQc3.2: Construction Indoor Air Quality Management Plan—Before Occupancy
    328 Lyle Axelarris
    Civil/Structural Engineer, LEED AP BD+C, O+M
    Design Alaska
    Fri, Feb 26, 2016
    United States
    EQc3.1 IAQ Construction during construction
    in NC v2.2 EQc3.1: Construction IAQ Management Plan—During Construction
    20 Kimo Steed
    Fri, Feb 26, 2016
    RE: Is external verification always necessary?
    in NC-v4: Building product disclosure and optimization - environmental product declarations
    43 Keith Robertson
    President
    Solterre Inc.
    Fri, Feb 26, 2016
    RE: Laboratories - Appendix G Baseline System
    in NC 2009 EAp2: Minimum Energy Performance
    3,427 Marcus Sheffer
    LEED Fellow
    7group
    Thu, Feb 25, 2016
    Great compilation
    in Product Libraries To Help You Achieve LEED v4 Material Credits
    1 Andres Schwarz
    Principal
    NRG-AR
    Thu, Feb 25, 2016
    Argentina
    Title Comments Post date Most Recent Postsort icon Location
    Alternative Compliance for M&V
    in NC 2009 EAc5: Measurement and Verification
    240 deborah lucking
    associate
    fentress architects
    Thu, Mar 31, 2016
    2016-03-31 19:51 United States
    air-cooled chiller condenser fans modeled separately?
    in NC 2009 EAp2: Minimum Energy Performance
    3,427 Rob Pinkston
    Mechanical Engineer
    Thu, Mar 31, 2016
    2016-03-31 17:03 United States
    Simulation. Warehouse. Fixed high racks, occupied.
    in NC 2009 IEQc8.1: Daylight and Views—Daylight
    698 Candice Clark, LEED GA
    Business Development Manager- Commercial Div.
    Solatube Global Marketing (SGM) & Solatube Int. Inc.
    Thu, Mar 31, 2016
    2016-03-31 15:29 Spain
    Is external verification always necessary?
    in NC-v4: Building product disclosure and optimization - environmental product declarations
    43 Vitor Tosetto
    Environmental Engineer
    NewFields
    Thu, Mar 31, 2016
    2016-03-31 14:40 Brazil
    Suburban achieving SSc2
    in NC 2009 SSc5.2: Site Development—Maximize Open Space
    185 Martin Meehan
    Principal
    Meehan Associates
    Thu, Mar 31, 2016
    2016-03-31 08:32 Ireland
    Perimeter induction unit interpretation in 62.1 MZCal
    in NC-v4: Minimum indoor air quality performance
    40 Chanyang Shin
    Thu, Mar 31, 2016
    2016-03-31 08:10 United States
    Faucet in cleaning room
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    725 VICTOR MORENO
    TECHNICAL DIRECTOR
    ISOLANA AHORRO ENERGÉTICO SL
    Thu, Mar 31, 2016
    2016-03-31 07:01 Spain
    LEED EBOM EAP2 Minimum Energy Effiuciency
    in EBOM 2009 EAp2: Minimum Energy Efficiency Performance
    507 ABDUL MUTHALIB MOHAMED
    INNOWELL ENGINEERING INTERNATIONAL PVT LTD
    Wed, Mar 30, 2016
    2016-03-30 23:22 China
    Multiple indentical RTUs combined with plenum ducts
    in NC-v4: Minimum indoor air quality performance
    40 Chanyang Shin
    Wed, Mar 30, 2016
    2016-03-30 15:35 United States
    HPD - predicted by process chemistry
    in NC-v4: Building product disclosure and optimization - material ingredients
    32 Suzanne Drake
    Wed, Mar 30, 2016
    2016-03-30 14:05 United States
    Generator details
    in NC-2009: Passive Survivability and Functionality During Emergencies
    1 Matt Luedders
    Wed, Mar 30, 2016
    2016-03-30 11:24 United States
    LEED ND Review options
    in What’s New in LEED for Neighborhood Development v4
    4 SOHA YAMANI
    Wed, Mar 30, 2016
    2016-03-30 09:54 Egypt
    Rainfall over landscape areas
    in EBOM-2009 WEc3: Water Efficient Landscaping
    123 Rubén M. R.
    Codirector
    CIVITA
    Tue, Mar 29, 2016
    2016-03-29 19:43 Mexico
    Enhance Cx, 10 month review of building operation
    in NC-2009 EAc3: Enhanced Commissioning
    306 Laura Howe
    Tue, Mar 29, 2016
    2016-03-29 15:32 United States
    Combine Natural ventilation & trickle ventilation for Apartment
    in NC-2009 IEQp1: Minimum IAQ Performance
    1,030 Thu Nguyen
    LEED AP, Green Building Specialist
    GreenViet Consultancy Co., Ltd.
    Tue, Mar 29, 2016
    2016-03-29 11:00 Vietnam
    Metered Faucet: Max GPC or Flow Rate x Duration?
    in NC 2009 WEp1: Water Use Reduction—20% Reduction
    725 Christian Kaltreider
    Tue, Mar 29, 2016
    2016-03-29 09:32 United States
    What if the Database of LCA tools is incomplete ?
    in NC-v4: Building life-cycle impact reduction
    44 Marius Dabonneville
    Intern
    TERAO
    Tue, Mar 29, 2016
    2016-03-29 05:16 France
    single zone or multi-zone calculation?
    in NC-2009 IEQp1: Minimum IAQ Performance
    1,030 Hongyun Zhou
    Tue, Mar 29, 2016
    2016-03-29 02:04 China
    submetering general requirements and strategy for metering HVAC
    in CI 2009 EAc3: Measurement and Verification
    164 Rob Pinkston
    Mechanical Engineer
    Mon, Mar 28, 2016
    2016-03-28 16:12 United States
    Used Furniture with Recycled Content
    in CI 2009 MRc4: Recycled Content
    187 Kristine Byers
    President / Architect
    Kristi Byers, Architect APC
    Mon, Mar 28, 2016
    2016-03-28 01:53 United States

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